Party umbrella cover



FIG. 1 is a perspective view of a party umbrella cover, as shown and described;

FIG. 2 is a side view thereof;

FIG. 3 is a top side view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a party umbrella cover, as shown and described. 